Examine source code of tangoo

{
  "theme": {
    "images": {
      "theme_frame": "2Taeyeon_snsd_header.jpg"
    },
    "colors": {
      "frame": "#030303",
      "tab_background_text": "#f7fa2f"
    }
  },
  "version": "2.0",
  "name": "tangoo",
  "manifest_version": 2,
  "description": "credit to those should be credited..no offense"
}